1) To make clothes we can use a) steel b) concrete c) rocks d) flexible fabric 2) Plastic is a) a liquid material b) burns easily c) is originated from petroleum d) is a gaseous material 3) To make bridges we can use a) concrete b) smart clothes c) glass 4) Concrete a) becomes liquid after it dries b) controls your body temperature c) consists of rock, sand and water 5) Shrink warp is created when we a) add heat to steel b) cooling glass c) cooling steel d) add heat to plastic 6) Limestone is a component of a) plastic b) shrink warp c) smart clothes d) glass 7) Smart clothes controls your body a) mass b) volume c) structure d) temperature 8) Petroleum is a a) liquid b) solid c) gas 9) Steel is made by a) mixing different materials together b) Chemical change c) gaining heat

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